Home / 3,461.85-5,192.73-1,270.53

Finding the Fourth Proportional to 3,461.85, 5,192.73 and 1,270.53

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Solution

The fourth proportional to 3,461.85, 5,192.73 and 1,270.53 is: 1,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.85 : 5,192.73 = 1,270.53 : x
  2. Step 2: Convert to fraction form
    3,461.85/5,192.73 = 1,270.53/x
  3. Step 3: Cross multiply
    3,461.85x = 5,192.73 × 1,270.53
  4. Step 4: Simplify right side
    3,461.85x = 6,597,519.25
  5. Step 5: Solve for x
    x = 6,597,519.25/3,461.85
  6. Step 6: Final answer
    x = 1,905.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.